package hle.com;

public class TreeNode {
	  int val;
	  TreeNode left;
	      TreeNode right;
	      TreeNode() {}
	      TreeNode(int val) { this.val = val; }
	      TreeNode(int val, TreeNode left, TreeNode right) {
	          this.val = val;
	          this.left = left;
	          this.right = right;
	      }
}
